package com.aisile.fastdfs.utils;

import com.google.gson.Gson;
import com.qiniu.common.QiniuException;
import com.qiniu.http.Response;
import com.qiniu.storage.BucketManager;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.Region;
import com.qiniu.storage.UploadManager;
import com.qiniu.storage.model.DefaultPutRet;
import com.qiniu.util.Auth;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.UUID;

/**
 * @Auther:yry
 * @Date:2024/1/5 0005
 * @VERSON:1.0
 */
@Component
public class KODOClientUtils {

    // apicode  xxxxxxxxxxxxxxxxxxxx
    String accessKey = "e_eMcBuyWV9vlE4RRz4rD5e1JtmAF11EhL9obxhV";
    String secretKey = "1VeSjdX_t8epH2ITtkaE0bCtBXOS5fD6qOrNjtKh";
    String host = "http://s6rndrt66.hb-bkt.clouddn.com/";
    String bucket = "y2307a";

    public String upload(MultipartFile file) {
        try {
            //构造一个带指定 Region 对象的配置类
            Configuration cfg = new Configuration(Region.region1());
            cfg.resumableUploadAPIVersion = Configuration.ResumableUploadAPIVersion.V2;// 指定分片上传版本
            //...其他参数参考类注释
            UploadManager uploadManager = new UploadManager(cfg);
            //...生成上传凭证，然后准备上传

            //默认不指定key的情况下，以文件内容的hash值作为文件名
            String fileName = null;
            Auth auth = Auth.create(accessKey, secretKey);
            String upToken = auth.uploadToken(bucket);
            // 生成文件名
            fileName = file.getOriginalFilename();
            String fileFix = fileName.substring(fileName.lastIndexOf('.') + 1).toLowerCase();
            fileName = UUID.randomUUID().toString().replaceAll("-", "") + "." + fileFix;
            Response response = uploadManager.put(file.getBytes(), "teacher/"+fileName, upToken);
            //解析上传成功的结果
            DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
            System.out.println(putRet.key);
            System.out.println(putRet.hash);
            return host + putRet.key;
        } catch (QiniuException ex) {
            ex.printStackTrace();
            if (ex.response != null) {
                System.err.println(ex.response);
                try {
                    String body = ex.response.toString();
                    System.err.println(body);
                } catch (Exception ignored) {
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }


    public boolean delete(String fileName){
        //构造一个带指定 Region 对象的配置类
        Configuration cfg = new Configuration(Region.region1());
        //...其他参数参考类注释
        Auth auth = Auth.create(accessKey, secretKey);
        BucketManager bucketManager = new BucketManager(auth, cfg);
        try {
            bucketManager.delete(bucket, fileName);
            return true;
        } catch (QiniuException ex) {
            //如果遇到异常，说明删除失败
            System.err.println(ex.code());
            System.err.println(ex.response.toString());
            return false;
        }
    }

}
